I am using for many month used only for tricks to transfer fund from prepaid card to bank account in free now gosats stops Accepting money from prepaid card if you only want to use for 1.5% cashback in btc or gold it is upto you there are better card in the market who give 3.5% only for this month I don't know what happen in future it's cashback plan change every month it can go worst but that prepaid card is free of cost
Card showing as invalidRight now one bug ongoing use easymydeal for tution fees use your bank account to recieve account then choose credit card and use gosats card with 1% fees cashback will be 1.5% ,0.5% profit+ money transferred